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58 Cards in this Set
- Front
- Back
As Magnification increases, depth of field...
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DECREASES
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The total magnification of a microscope with a 5x ocular and a 40x objective in place is...
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200x
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As magnification increases, field of view...
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DECREASES
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As magnification increases, resolving power...
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INCREASES
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The distance between the specimen and the objective lens is called the ______ distance
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WORKING
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All of the following are features of ALL cells except:a. cell is bound by plasma membraneb. presence of internal membranesc. presence of DNAd. presence of ribosomes
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C. PRESENCE OF INTERNAL MEMBRANES
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Prokaryotic cells are typically much larger than eukaryotic cells...True or False
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FALSE
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In terms of cellular organization, a(n) ______ is defines by a random group size:a. unicelluarb.aggregatec. simple colonyd. complex colonye. multicellular
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B. AGGREGATE
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The organism volvox displays _____ cellular organization:a. unicellularb. aggregatec. simple colonyd.complex colonye. multicellular
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D. COMPLEX COLONY
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The cells of a multicellular organism are fully capable of surviving on their own...True or False
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FALSE
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Single celled organisms all living functions carried out by that cell Example: Amoeba
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UNICELLULAR
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Random groupe size no permanent connection between cells, each cell has individual cell membrane/wallExample: Protococcus
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AGGREGATE
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No physiological conection, maintain a predictable cellular structureExample: Scendesmus
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SIMPLE COLONY
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Physiological connections, some cells are specializedExample: Volvox
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COMPLEX COLONY
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Contain a large number of cells with specialized structure and function, no one cell can survive alone
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MULTICELLULAR
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Compounds that speed up a chemical reaction without being used up or altered
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ENZYMES (AS CATALYSTS)
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Material with which the catalyst reacts modified during the reaction to form a new product
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SUBSTRATE
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Chemicals that must bind for the enzyme to be active
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ACTIVATOR
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Nonprotein substances that usually bind to the active site on the enzyme and essential for the enzyme
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COFACTORS
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Organic cofactors, others may be simply metal ions
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COENZYME
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Facilitate the breakdown of starch
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AMYLASE
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As concentration increases the rate of dissapearance...
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INCREASES
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As concentration increases rate of time...
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DECREASES
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Dissolves other substances
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SOLVENT
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Substance being dissolved
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SOLUTE
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Water passes freely but regulates solutes
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SELECTIVELY PERMEABLE
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Higher concentration to lower concentration
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DIFFUSION
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Diffusion of water, if molecules can't move water will
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OSMOSIS
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Substances that can't cross membrane and cause osmosisie. hypo to hyper until iso
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OSMOTICALLY ACTIVE SUBSTANCE (OAS)
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Higher Concentration of OAS
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HYPERTONIC
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Lower concentration of OAS
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HYPOTONIC
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Same concentration of OAS
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ISOTONIC
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Plant Cell with no cell wall, cytoplasm enclosed by membrane
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PROTOPLAST
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No movement of water in cell, burging out against wall
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TURGID
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Pressure of protoplast on cell wall owing to uptake of water
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TURGOR PRESSURE
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Large particles in motion result of molecular kinetic energy being passed on
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BROWNIAN MOVEMENT
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Shrivel
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CRENATE
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Burst
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LYSIS
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Enzymes are biological ____, compounds that increase the rate of a chemical reaction without being used up or altered in the process
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CATALYSTS
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In the experiment from week 3, as concentration of amylase increased, the rate of starch disappearance...
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INCREASED
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The ideal pH for the action of amylase is...
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6.4
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______ Inhibition occurs when the inhibitor binds to a part of the enzyme that is not the active site
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NONCOMPETITIVE
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Amylase is found in the ____ of many animals
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SALIVA
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A(n) ____ is the component of a solution that dissolves other substances
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SOLVENT
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During week 4, we learned that ____ and ____ were small enough to diffus through the pores of the dialysis bag
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I2kI(Iodine) & Glucose
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The appearance of a plant cell in a hypertonic solution is best described as ...
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PLASMOLYZED
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The appearance of an animal cell in a hypertonic solution is best described as ...
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CRENATED
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Animal cells in a hypotonic solution undergo ...
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LYSIS
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Losing Electrons
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OXIDATION
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Gaining Electrons
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REDUCTION
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The more yeast the ____ the CO2 evolved
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FASTER
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Yeast Concentration Increased, Fermentation ...
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INCREASES
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Mitochondrial Suspension
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SOURCE
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Succinate
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SUBSTRATE
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Controlling pH
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BUFFER
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The way somatic cells reproduce and regenerate
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MITOSIS
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Cytoplasm Divides
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CYTOKINESIS
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One division to the next*Interphase*Mitotic Phase(M): Division of Nucleus and Cytoplasm
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CELL CYCLE
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